o-Phenylenediamine

o-Phenylenediamine

1,2-Diaminobenzene; o-Diaminobenzene; OPD

CAS 95-54-5

Chemical Formula C6H8N2

Molecular Weight 108.14 g/mol

o-Phenylenediamine is an organic compound. o-Phenylenediamine condenses with ketones and aldehydes to give rise to various valuable products. o-Phenylenediamine (OPD) is a solid, aromatic amine that is sensitive to both air and light, which causes it to oxidize and darken over time.

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Industrial Uses

1. Paints, Coatings & Adhesives

  • Curing Agent : In the coatings industry, OPD is utilized to enhance the performance of epoxy-based formulations. Its incorporation leads to coatings with superior adhesion, hardness, and resistance to environmental factors. These properties make OPD-cured coatings suitable for protective applications on metal surfaces and in harsh environments.
  • Corrosion Inhibitor: o-Phenylenediamine (OPD) is an aromatic diamine widely utilized in the paints, coatings, and adhesives industries, primarily for its corrosion-inhibiting properties. Its chemical structure allows it to interact effectively with metal surfaces, forming protective layers that enhance the durability and longevity of various products.

2. Personal Care

  • Hair Dyes: o-Phenylenediamine is widely used in hair coloring products, particularly in permanent dyes, where it functions as a dye precursor and helps develop color upon oxidation.
  • Skin Care Products: In limited contexts, it may be used for its antioxidant properties, although its use in personal care products is regulated due to safety concerns.

3. Agrochemicals

  • Fertilizer Coatings: It can be used in the production of coated fertilizers, helping to control the release of nutrients and enhance plant uptake.
  • Herbicide Development: As an intermediate, it plays a role in developing selective herbicides that target specific weeds while minimizing crop damage.

4. Fabric Solutions

  • Dye intermediate: Used as a building block in the synthesis of azo dyes and disperse dyes for synthetic fibers like polyester and nylon.Contributes to deep, rich color tones (browns, blacks).Helps in modifying dye properties such as solubility and lightfastness.

5. Polymers & Resins

  • Curing Agents & Crosslinkers : o-PD serves as a curing agent in epoxy resin formulations, contributing to the development of materials with improved strength and durability. In polyurethane systems, o-PD functions as a crosslinker, facilitating the formation of three-dimensional networks that enhance the material's performance characteristics.

Specifications

Assay ≥ 99%
Appearance White to light purple crystalline solid
Odor Faint amine-like odor
Boiling Point 256°C (493°F)
Melting Point 103-104°C (217-219°F)
Density 1.241 g/cm³
Solubility Soluble in water, alcohol, and ether
Viscosity Not applicable (solid)
Flash Point 140°C (284°F) (closed cup)

Hazard Symbols

Flammables
Irritants/Sensitisers/Other Hazards
Environmental Hazard

FAQs

1. What is the current price of o-Phenylenediamine in India ?
The price of  o-Phenylenediamine can vary based on factors such as purity, quantity, etc. For the most accurate and competitive pricing, please contact us at +91.979 979 2121  directly for a customized quote tailored to your needs.

2. Where can I buy o-Phenylenediamine in India ?
You can purchase o-Phenylenediamine from MULTICHEM, a leading importer with a reputation for quality and reliability. We provide convenient options for bulk orders and direct shipments across India. For more details on how to place an order, please visit our website or contact our sales team.

3. What is the minimum order quantity (MOQ) for o-Phenylenediamine?
Our minimum order quantity (MOQ) for o-Phenylenediamine is designed to cater to both small-scale and large-scale needs. The MOQ depends on the packing size of the product which could range from 25 kg to 250kg.

4. How can I ensure the quality of o-Phenylenediamine supplied by Multichem?
We adhere to stringent quality control processes to ensure that our products meet the highest standards of purity and effectiveness. They undergo rigorous testing and quality checks to guarantee that they comply with industry specifications. We provide a Certificate of Analysis (CoA) with every shipment to ensure transparency and quality assurance.